One vertex per element, one color per generator, with an edge from x to x·s.
(1,2,7,5)(3,10,8,4)(6,13,15,9)(11,12,16,14)(17,18,23,28)(19,27,30,24)(20,25,31,32)(21,26,29,22)(34,36)(39,41)(40,44)(46,47)(1,3)(2,4)(5,10)(6,11)(7,8)(9,12)(13,14)(15,16)(17,19,23,30)(18,24,28,27)(20,29,31,21)(22,25,26,32)(33,34,38,36)(35,41,43,39)(37,40,45,44)(42,47,48,46)(1,4,7,10)(2,8,5,3)(6,14,15,12)(9,11,13,16)(17,20,23,31)(18,25,28,32)(19,29,30,21)(22,24,26,27)(33,35,38,43)(34,39,36,41)(37,42,45,48)(40,46,44,47)(1,4)(2,3)(5,8)(6,12)(7,10)(9,11)(13,16)(14,15)(17,21)(18,26)(19,20)(22,28)(23,29)(24,32)(25,27)(30,31)(33,36,38,34)(35,41,43,39)(37,44,45,40)(42,47,48,46)(1,5,7,2)(3,10,8,4)(6,13,15,9)(11,14,16,12)(17,19)(18,27)(20,29)(21,31)(22,25)(23,30)(24,28)(26,32)(1,6,7,15)(2,9,5,13)(3,11,8,16)(4,12,10,14)(17,22,23,26)(18,21,28,29)(19,25,30,32)(20,27,31,24)(33,37,38,45)(34,40,36,44)(35,42,43,48)(39,46,41,47)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.